| object(s) | globular cluster M 13 |
| constellation | Hercules |
| equipment | ASA Astrograph 10" at f/2,8, Astro modified Canon EOS 40D |
| exposure | 10 x 300 sec Light at 800 ASA unguided |
| date | May 13 2010, Engelhardsberg Germany |
| conditions | stars 5m5, later 5m0 |
| image processing | DeepSkyStacker 3.3.2, Photoshop CS4, PixInsight 1.6 |
| remarks | --- |